in medford, massachusetts, today a funeral was held for 29-year-old victim krystle campbell. in boston, deval patrick and mayor demino requested a moment of silence at 2:50 to mark the one-week anniversary of the bombing. great public servants up there. we begin with those new charges filed against dzhokhar tsarnaev. pete william is nbc's chief justice correspondent. pete, we have charges. >> we do. couple things about the charges. both of the two counts filed against dzhokhar tsarnaev could bring the death penalty. they're capital cases. and interestingly as you well know the commonwealth of mt massachusetts does not have the death penalty. if anybody is going to seek the death penalty in this case, it would be the federal charge. we're a long way from there. the attorney general has to decide that. i think he would be the youngest person against whom the government would do that if it did. but it could if it wanted to. in terms of what the evidence shows, according to the fbi, it's partly the photographic evidence and partly the forensic evidence. as for the photographs, th